#include "stdafx.h"

/*  -- translated by f2c (version 19940927).
   You must link the resulting object file with the libraries:
	-lf2c -lm   (in that order)
*/

#include "hnum_f2c.h"
namespace harlinn
{
    namespace numerics
    {
        namespace SuperLU
        {
            /* Subroutine */ 
            int sscal_(integer *n, real *sa, real *sx, integer *incx)
            {


                /* System generated locals */
                integer i__1, i__2;

                /* Local variables */
                static integer i, m, nincx, mp1;


            /*     scales a vector by a constant.   
                    uses unrolled loops for increment equal to 1.   
                    jack dongarra, linpack, 3/11/78.   
                    modified 3/93 to return if incx .le. 0.   
                    modified 12/3/93, array(1) declarations changed to array(*)   


    
                Parameter adjustments   
                    Function Body */
            #define SX(I) sx[(I)-1]


                if (*n <= 0 || *incx <= 0) {
	            return 0;
                }
                if (*incx == 1) {
	            goto L20;
                }

            /*        code for increment not equal to 1 */

                nincx = *n * *incx;
                i__1 = nincx;
                i__2 = *incx;
                for (i = 1; *incx < 0 ? i >= nincx : i <= nincx; i += *incx) {
	            SX(i) = *sa * SX(i);
            /* L10: */
                }
                return 0;

            /*        code for increment equal to 1   


                        clean-up loop */

            L20:
                m = *n % 5;
                if (m == 0) {
	            goto L40;
                }
                i__2 = m;
                for (i = 1; i <= m; ++i) {
	            SX(i) = *sa * SX(i);
            /* L30: */
                }
                if (*n < 5) {
	            return 0;
                }
            L40:
                mp1 = m + 1;
                i__2 = *n;
                for (i = mp1; i <= *n; i += 5) {
	            SX(i) = *sa * SX(i);
	            SX(i + 1) = *sa * SX(i + 1);
	            SX(i + 2) = *sa * SX(i + 2);
	            SX(i + 3) = *sa * SX(i + 3);
	            SX(i + 4) = *sa * SX(i + 4);
            /* L50: */
                }
                return 0;
            } /* sscal_ */

        };
    };
};